🟡 Medium ⏱ 10–30 min Last verified: 27 July 2026 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read • Source: Ubuntu Security Notice USN-8087-3 Related CVEs: CVE-2026-26007 CVE-2023-50782 CVE-2020-25659 CVE-2016-9243 Upstream summary: USN-8087-1 fixed a vulnerability in python-cryptography. This update provides the corresponding update to Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu […]
🟠 High ⏱ 15–60 min Last verified: 27 July 2026 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read • Source: Ubuntu Security Notice USN-8018-3 Related CVEs: CVE-2026-0672 CVE-2025-15282 CVE-2025-12084 CVE-2026-0865 CVE-2025-0938 CVE-2024-11168 https://launchpad.net/bugs/2125702 CVE-2025-8194 +12 more Upstream summary: USN-8018-1 fixed CVE-2025-12084, CVE-2025-15282, CVE-2026-0672, CVE-2026-0865 for python3. This update provides the corresponding updates for […]
🟠 High ⏱ 15–60 min Last verified: 27 July 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read • Source: Ubuntu Security Notice USN-8279-1 Related CVEs: CVE-2024-35862 CVE-2024-50060 CVE-2026-23274 CVE-2026-23351 CVE-2026-31419 CVE-2026-31431 CVE-2026-31504 CVE-2026-31533 +12 more Upstream summary: It was discovered that the Linux kernel algif_aead module did not properly handle in-place cryptographic […]
Docker networking enables containers to communicate with each other, the host, and external networks. Docker provides several network drivers: bridge, host, overlay, macvlan, and none. Understanding these is essential for secure and efficient container deployments. This guide configures Docker networking on Ubuntu 26.04 LTS. Tested and valid on: Ubuntu 26.04 LTS Prerequisites Ubuntu 26.04 LTS […]
Flask is a lightweight Python web framework ideal for microservices, APIs, and small to medium applications. Gunicorn serves Flask in production as a WSGI application server, while Nginx handles SSL, static files, and load balancing. This guide deploys Flask on Ubuntu 26.04 LTS. Tested and valid on: Ubuntu 26.04 LTS Prerequisites Ubuntu 26.04 LTS with […]
🔴 Critical ⏱ 5–30 min Last verified: 26 July 2026 Affected versions: Ubuntu 26.04 LTS 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors […]
🟠 High ⏱ 15–60 min Last verified: 26 July 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read • Source: Ubuntu Security Notice USN-8213-1 Related CVEs: CVE-2026-39881 CVE-2026-35177 CVE-2026-33412 CVE-2026-34982 CVE-2026-32249 CVE-2026-26269 CVE-2026-28419 CVE-2026-28418 +12 more Upstream summary: Michał Majchrowicz discovered that Vim's zip plugin could overwrite arbitrary files. An attacker could possibly […]
🟡 Medium ⏱ 10–30 min Last verified: 26 July 2026 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read • Source: Ubuntu Security Notice USN-8196-1 Related CVEs: CVE-2026-35329 CVE-2026-35331 CVE-2026-35330 CVE-2026-35332 CVE-2026-35328 CVE-2026-35333 CVE-2026-35334 CVE-2026-25075 +1 more Upstream summary: Haruto Kimura discovered that strongSwan incorrectly handled the supported_versions extension in TLS. A remote attacker […]
🟢 Low ⏱ 5–15 min Last verified: 26 July 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read • Source: Ubuntu Security Notice USN-8168-1 Related CVEs: CVE-2026-33056 Upstream summary: It was discovered that tar-rs embedded in rustc incorrectly handled symlinks when unpacking a tar archive. If a user or automated system were tricked […]
🟢 Low ⏱ 5–15 min Last verified: 26 July 2026 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read • Source: Ubuntu Security Notice USN-8233-1 Related CVEs: CVE-2026-27135 CVE-2024-28182 Upstream summary: Andrew MacPherson discovered that nghttp2 did not properly validate internal state when the session termination API was called. A remote attacker could possibly […]
